Question 583541
x – 12y = –2
3x + 4y = 18 


(x – 12y = –2)*-3
-3x+36y=6................(1)
3x + 4y = 18 .............(2)
add the equations

40y= 24

y= 24/40

y=3/5

plug y in x-12y=-2

x-12(3/5)=-2
x-36/5 =-2
x=36/5 -2

x=26/5